I did a little digging to find some companies that specialize in "Aquatic Invasive" management and abatement.
Just a little background. Here is the most recent NYS DEC Plan.
Adirondack Park Invasive Plant Program Useful Web Links. Lake Bonaparte is part of this organization
Here is the Black Lake Management Report. It was completed by an environmental group from Syracuse. The plan was necessary for the grant process. NYS Federation of Lakes has sample management plans for those wishing to avoid the costs of hiring specialists.
Aquatic Plant Management Companies:
1.) Aquatic Invasive Management, LLC
Andrew Lewis / Tommy Thomson
52 Burt Lane
Au Sable Forks, NY 12912
(240) 818-1070 Andrew
(518) 637-8350 Tommy
2.) A-TIP Control, Inc. Aquatic &Terrestrial Invasive Plant Control
5681 Zerfass Road Dansville, New York 14437
3.) Cedar Eden Environmental, LLC
1519 State Route 86,
Saranac Lake, NY 12983 518.304.3697 firstname.lastname@example.org
4.) Adirondack Ecologists, LLC
Steven A. LaMere, CLM, BCES,
P.O. Box 2405,
Ballston Spa, New York 12020
(518) 573-8846 / email@example.com
"New York State's first certified lake manager"
This is a current list of Aquatic Plant Management Contractors from the VT DEC
Jonathan Lockwood, 2005